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Clarissa G. Barnes

Clarissa G. Barnes, MD

Internal Medicine and Hospitalist

Medical Director, LIGHT
Certified Physician Development Coach

Office Information

About Me

The LIGHT Program for Provider Wellness

Clarissa Barnes, MD serves as the Medical Director of LIGHT. An internist by training, her current clinical role is as a hospitalist at Avera McKennan Hospital & University Health Center in Sioux Falls, SD. Prior to that, she has worked in Pierre and Yankton, SD in a variety of inpatient and outpatient roles.

Dr. Barnes is committed to promoting medical provider wellness for her colleagues at Avera and beyond. In her former work as a primary care physician, she has experience helping physicians learn to meet their own needs. As a physician leader, she advocates for innovative system-level change. She has dedicated her efforts to helping physicians, physician assistants, and nurse practitioners achieve their own versions of work-life balance and overall wellness.

Special Interests




Comprehensive care



Johns Hopkins University School of Medicine, Baltimore, MD, Medical School


Johns Hopkins Hospital, Baltimore, MD, Internal Medicine


American Board of Internal Medicine

This directory contains information about the provider members of Independent Health Care Associates, Avera Health and all Avera entities, members of the Avera Medical Group, and employed select providers with Avera McKennan, Sioux Falls, SD and Avera Marshall, Marshall, MN and physicians with hospital privileges at Avera St. Luke's, Aberdeen, SD; Avera Sacred Heart, Yankton, SD; Avera Queen of Peace, Mitchell, SD; Avera St. Mary's, Pierre, SD.

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Live Better. Live Balanced. Avera.

Avera is a health ministry rooted in the Gospel. Our mission is to make a positive impact in the lives and health of persons and communities by providing quality services guided by Christian values.

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